/*关于我们css*/

/*头部*/
.about_header {
  background: url("../images/bg/bg_about.png") no-repeat;
  /*导航条*/
  .nav_bar {
    width: 100%;
    height: 60px;
    //background-color: #003366;
    background: rgba(15, 103, 220, 0.8);
    //opacity: 0.8;
    position: fixed;
    top: 0;
    //left: 0;
    z-index: 200;
    //box-shadow: 0 2px 2px rgba(0,0,0,.2);
    //border: 1px solid #000;
    .container {
      display: flex;
      justify-content: space-between;
      .logo {
        display: flex;
        justify-content: center;
        align-items: center;
        > a {
          width: 114px;
          height: 33px;
          //border: 1px solid red;
          background: url("../images/logo/logo.png") no-repeat;
          text-indent: -9999px;
        }
      }
      .nav {
        //border: 1px solid red;
        display: flex;
        > a {
          //display: block;
          height: 60px;
          padding: 0 35px;
          //border: 1px solid blue;
          display: flex;
          justify-content: center;
          align-items: center;
          > li {
            //border: 1px solid blue;
            //height: 60px;
            > span {
              color: white;
              display: block;
              //padding: 0 35px;
              //line-height: 60px;
              //border: 1px solid red;
            }
            > em {
              display: none;
              //width: 30px;
              //width: 100%;
              height: 1px;
              //border-radius: 50%;
              background-color: white;
              position: relative;
              top: 6px;
              left: 0;
              right: 0;
              margin: auto;
            }
          }
          &:hover {
            li {
              > em {
                display: block;
              }
            }
            background-color: #0E254B;
          }
          &.active {
            li {
              > em {
                display: block;
              }
            }
            background-color: #0E254B;
          }
        }
        > .nav_login_register {
          width: 100px;
          //border: 1px solid green;
          //display: none;
          display: flex;
          justify-content: space-between;
          align-items: center;
          margin-left: 50px;
          > a {
            //width: 50px;
            //border: 1px solid blue;
            display: block;
            font-size: 16px;
            color: white;
            text-align: center;
            //margin-top: 21px;
            &:hover {
              color: #0E254B;
            }
            padding-left: 5px;
            padding-right: 5px;
          }
          .login {
            float: left;
          }
          .login_right_line {
            width: 1px;
            height: 15px;
            margin-top: 1px;
            background-color: white;
          }
          .register {
            float: right;
          }
        }
      }
    }
  }
  /*banner*/
  .variety_banner {
    width: 100%;
    margin-top: 60px;
    .container {
      height: 418px;
    }
  }
}
/*主体*/
.about_main {
  .container {
    //border: 1px solid #000;
    .main_card {
      margin-top: 150px;
      margin-bottom: 150px;
      background-color: white;
      box-shadow: 0px 3px 26px 2px rgba(14, 72, 180, 0.08);
      border-radius: 8px;
      display: flex;
      flex-flow: column nowrap;
      align-items: center;
      text-align: center;
      .main_card_logo {
        width: 275px;
        height: 80px;
        background: url("../images/logo/logo_2.png") no-repeat;
        margin-top: 80px;
        //border: 1px solid #000;
      }
      .main_card_detail {
        width: 1000px;
        font-size: 16px;
        color: #585858;
        line-height: 24px;
        text-align: center;
        //border-bottom: 1px dashed black;
        > p {
          margin-top: 60px;
          &:nth-child(2) {
            margin-top: 35px;
            padding-bottom: 75px;
          }
        }
      }
    }
  }
}
/*服务*/
.serve {
  background-color: #F0F2F7;
  .container{
    padding-top: 150px;
    padding-bottom: 150px;
    //border: 1px solid #000;
    .serve-header {
      //border: 1px solid #000;
      //margin-top: 150px;
      > h3 {
        text-align: center;
        color: #1b1b1b;
        font-size: 32px;
        //font-weight: bold;
        margin-bottom: 10px;
        white-space: nowrap
      }
      > p {
        text-align: center;
        font-size: 19px;
        color: #585858;
        line-height: 24px;
      }
    }
    .serve_tab {
      display: flex;
      justify-content: space-between;
      margin-top: 35px;
      //margin-bottom: 150px;
      //border: 1px solid red;
      padding-left: 40px;
      padding-right: 40px;
      .serve_item {
        width: 350px;
        height: 400px;
        //border: 1px solid #000;
        background-color: #0F67DC;
        display: flex;
        justify-content: center;
        align-items: center;
        cursor: pointer;
        border-radius: 8px;
        .serve_content {
          width: 238px;
          height: 228px;
          display: flex;
          flex-flow: column nowrap;
          justify-content: space-between;
          align-items: center;
          //border: 1px solid #000;
          .content_icon {
            //border: 1px solid #000;
            width: 110px;
            height: 99px;
            background: url("../images/icon/about_icon_online.png") no-repeat;
          }
          .content_detail {
            color: white;
            > h3 {
              text-align: center;
              font-size: 24px;
              margin-bottom: 10px;
            }
            > p {
              text-align: center;
              font-size: 14px;
              line-height: 24px;
            }
          }
        }
        &:hover {
          background-color: #0E254B;
          .serve_content {
            .content_detail {
              color: #0F67DC;
            }
          }
        }
      }
      .serve_online {
        &:hover {
          .serve_content {
            .content_icon {
              background: url("../images/icon/about_icon_online_2.png") no-repeat;
            }
          }
        }
      }
      .serve_butt {
        width: 383px;
        flex-flow: column nowrap;
        justify-content: space-between;
        .butt_content {
          width: 350px;
          height: 400px;
          background-color: #0E254B;
          display: flex;
          justify-content: center;
          align-items: center;
          border-radius: 4px;
          //margin-top: 48px;
          margin-left: 16.5px;
          cursor: pointer;
          .content_detail {
            width: 238px;
            height: 228px;
            //border: 1px solid #000;
            display: flex;
            flex-flow: column nowrap;
            justify-content: space-between;
            align-items: center;
            .detail_icon {
              width: 102px;
              height: 106px;
              background: url("../images/icon/about_icon_butt.png") no-repeat;
            }
            .detail_text {
              color: white;
              > h3 {
                text-align: center;
                font-size: 24px;
                margin-bottom: 12px;
              }
              > p {
                text-align: center;
                font-size: 14px;
                line-height: 24px;
              }
            }
          }
        }
      }
      .serve_consult {
        .serve_content {
          .content_icon {
            width: 127px;
            height: 96px;
            background: url("../images/icon/about_icon_solute.png") no-repeat;
          }
        }
        &:hover {
          .serve_content {
            .content_icon {
              background: url("../images/icon/about_icon_solute_2.png") no-repeat;
            }
          }
        }
      }
    }
  }
}
/*我们的优势*/
.about_advantage {
  width: 100%;
  height: 556px;
  //background: url("../images/img/img_adv.png") no-repeat;
  //background-size: contain;
  display: flex;
  justify-content: center;
  align-items: center;
  //border: 1px solid #000;
  .advantage_content {
    width: 62.5%;
    height: 365px;
    //border: 1px solid red;
    padding: 55px 115px;
    box-sizing: border-box;
    background: rgba(255, 230, 181, 0.5);
    border-radius: 8px;
    background: url("../images/img/img_adv.png") no-repeat;
    //margin-top: 96px;
    //margin-bottom: 96px;
    color: white;
    .detail_title {
      > h3 {
        font-size: 32px;
        font-weight: bold;
        margin-bottom: 10px;
      }
      > p {
        font-size: 19px;
      }
    }
    .content_grid {
      margin-top: 45px;
      //border: 1px solid green;
      display: grid; // 格子布局
      grid-template-columns: repeat(5, 1fr);
      grid-column-gap: 60px; // 列与列之间空隙
      grid-row-gap: 40px; // 行与行之间空隙
      .grid_item {
        .item_detail {
          //border: 1px solid blue;
          display: flex;
          //justify-content: space-between;
          .detail_icon {
            display: block;
            width: 18px;
            height: 18px;
            text-indent: -9999px;
            margin-top: 3px;
          }
          .detail_text {
            font-size: 19px;
            line-height: 22px;
            white-space: nowrap;
            letter-spacing: 2px;
            padding-left: 10px;
          }
        }
        &:nth-child(1) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_1.png") no-repeat;
          }
        }
        &:nth-child(2) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_2.png") no-repeat;
          }
        }
        &:nth-child(3) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_3.png") no-repeat;
          }
        }
        &:nth-child(4) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_4.png") no-repeat;
          }
        }
        &:nth-child(5) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_5.png") no-repeat;
          }
        }
        &:nth-child(6) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_6.png") no-repeat;
          }
        }
        &:nth-child(7) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_7.png") no-repeat;
          }
        }
        &:nth-child(8) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_8.png") no-repeat;
          }
        }
        &:nth-child(9) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_9.png") no-repeat;
          }
        }
        &:nth-child(10) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_10.png") no-repeat;
          }
        }
        &:nth-child(11) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_11.png") no-repeat;
          }
        }
        &:nth-child(12) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_12.png") no-repeat;
          }
        }
        &:nth-child(13) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_13.png") no-repeat;
          }
        }
        &:nth-child(14) {
          .detail_icon {
            background: url("../images/icon/icon_advantage_14.png") no-repeat;
          }
        }
      }
    }
  }
}
/*注册*/
.about_register {
  background-color: #F0F2F7;
  .container {
    height: 400px;
    //border: 1px solid #000;
    display: flex;
    flex-flow: column nowrap;
    justify-content: center;
    align-items: center;
    //box-shadow: 0px 3px 26px 2px rgba(14, 72, 180, 0.08);
    border-radius: 8px;
    //margin-top: 150px;
    //margin-bottom: 50px;
    .register_quality {
      //border: 1px solid green;
      color: #0F67DC;
      > h3 {
        font-size: 24px;
        font-weight: bold;
        margin-bottom: 18px;
        text-align: center;
      }
      > p {
        font-size: 14px;
        margin-bottom: 16px;
      }
    }
    .register_btn {
      width: 480px;
      height: 86px;
      border: 1px solid #0F67DC;
      color: #0F67DC;
      border-radius: 43px;
      font-size: 18px;
      display: flex;
      justify-content: center;
      align-items: center;
      cursor: pointer;

      &:hover {
        background-color: #0F67DC;
        color: white;
      }
    }
  }
}


// 屏幕是1368-1440
@media screen and (min-device-width: 1368px) and (max-device-width: 1440px) {
  .advantage_content {
    //border: 1px solid #000;
    padding: 55px 10px;
    .content_grid {
      grid-column-gap: 46px; // 列与列之间空隙
    }
  }
}

// 屏幕小于或者等于1366
@media (max-width: 1366px) {
  .about_advantage {
    height: 528px;
    //border: 1px solid #000;
    .advantage_content {
      //border: 1px solid #000;
      padding: 55px 10px;
      .content_grid {
        grid-column-gap: 36px; // 列与列之间空隙
        grid-row-gap: 40px; // 行与行之间空隙
      }
    }
  }
}